Eaton DCG2064UWM Heavy Duty DC Disconnect - NEMA 4X
Part Number: DCG2064UWM
Quick Summary
DCG2064UWM is a heavy-duty DC disconnect designed for solar PV installations and 600 VDC circuits. Engineers frequently confront outdoor exposure, requiring a rugged enclosure that resists corrosion, dust, and moisture while keeping maintenance safe and straightforward. UL 98B and NEC 690 (per UL 1741) certifications, paired with a NEMA 4X enclosure, ensure code compliance and reliable operation in harsh environments. The unit’s two-pole, grounded design and isolated return support safe DC distribution, reducing fault risks during servicing. In industrial solar projects and distributed energy systems, this disconnect delivers dependable performance, straightforward wiring, and long-term value, making it a trusted option for protection and control in demanding installations. This solution also aligns with broader electrical protection and solar power system optimization strategies for durable, compliant DC distribution.
Product Information
Extended Description
DCG2064UWM Eaton: Eaton heavy-duty DC disconnect,200A,Solar,Grade 304 stainless steel,Non-fusible,Grounded,In/Out(LC): 300 MCM-#6, In/Out(SR): 300 MCM-#6,600 Vdc,NEMA 4X,2,Non-fusible,Isolated return,Two-pole,DC photovoltaic applications,Single-throw
Product Name
Eaton heavy duty DC disconnect
Catalog Number
DCG2064UWM
UPC
786685624785
Product Length/Depth
35.38 in
Product Height
11.63 in
Product Width
16.54 in
Product Weight
45 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL 98B NEC 690 per UL 1741
Type
DC disconnect/grounded system
Amperage Rating
200 A
Number of circuits
2
Ground
Grounded
Maximum voltage
600 VDC
NEMA rating
NEMA 4X
Protection
Non-fusible
Application
Solar
Main lug wire size
In/Out(LC): 300 kcmil-#6, In/Out(SR): 300 kcmil-#6
Number of poles
Two-pole
System voltage
600 VDC per pole
Voltage rating
600 VDC
Series
DC photovoltaic applications
Enclosure
NEMA 4X
Enclosure material
304 stainless steel
Fuse configuration
Non-fusible
Isolation
Isolated return
Switch type
Heavy duty safety Single-throw DC photovoltaic systems
Protection
Non-fusible
Feature: 200 A amperage rating, two-pole, non-fusible DC disconnect with 600 VDC maximum voltage. Business Impact: Handles high-current PV chains with reliable isolation, reducing the risk of arc faults and enabling safer servicing. Application: Solar photovoltaic installations in utility-scale or commercial settings. In practice, engineers can size circuits confidently while simplifying maintenance workflows. Feature: NEMA 4X stainless steel enclosure (304 grade) with outdoor-ready protection. Business Impact: Delivers corrosion resistance and moisture protection in rooftop or outdoor equipment cabinets, lowering enclosure deterioration costs. Application: Outdoor DC distribution cabinets for solar arrays and harsh industrial environments. Feature: Grounded, isolated return design with two-pole operation. Business Impact: Improves fault isolation and worker safety during servicing, supporting compliant DC distribution practices. Application: Safety-critical solar and industrial DC systems requiring clear isolation paths. Feature: Main lug wire sizes rated at In/Out LC: 300 kcmil-#6 and In/Out SR: 300 kcmil-#6. Business Impact: Enables large feeder connections with minimal voltage drop and straightforward field terminations. Application: High-current DC feeders in PV systems and similar installations. Feature: Catalog number DCG2064UWM with UL 98B/NEC 690 per UL 1741 certifications. Business Impact: Facilitates code-compliant procurement and reduces engineering risk on projects. Application: Projects requiring certified, ship-ready protection devices. Feature: Enclosure, fuse configuration, and isolation align with solar system design needs. Business Impact: Simplifies installation planning, serviceability, and long-term maintenance planning. Application: Solar PV arrays, distributed energy resources, and industrial DC protection schemes.
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FAQs
For DCG2064UWM, plan for a two-pole, grounded disconnect with Isolated Return and non-fusible protection. Ensure conductors sized LC 300 kcmil-#6 and SR 300 kcmil-#6 are used per the catalog, and mount in a suitable outdoor-rated, NEMA 4X enclosure. Verify proper torque on terminals and confirm accessibility for maintenance and safety interlocks.
DCG2064UWM is rated for 200 A, 2 circuits, and 600 VDC. It is a non-fusible, grounded, two-pole DC disconnect with isolated return, designed for DC photovoltaic applications and outdoor use in a NEMA 4X enclosure.
Yes. The unit features a 304 stainless steel, NEMA 4X enclosure suitable for outdoor environments, providing corrosion resistance and weather sealing. It is UL 98B and NEC 690 (per UL 1741) compliant, making it appropriate for outdoor solar PV systems and other harsh-duty DC distribution.
Isolated return design provides a defined current path with reduced ground fault risk during servicing. This improves maintenance safety by preventing unintended parallel return paths and simplifies troubleshooting in live DC PV circuits, supporting safer lockout/tagout procedures and quicker fault isolation.
The DCG2064UWM offers durable stainless steel construction, long-term corrosion resistance, and code-compliant protection, reducing maintenance downtime and replacement costs. Its robust enclosure and established certifications help minimize risk during inspections, contributing to lower lifecycle costs and faster project commissioning.